Oral Surgery Tutorials

Question 1

What local anaesthetic is contraindicated in pregnant women?

Answer 1

Citanest (prilocaine with felypressin)

Felypressin induces labour.

Question 2

What movements should be used with a couplands elevator?

Answer 2

Wheel and axel
Wedge
Lever

Question 3

Which factor do apixiban and rivaroxiban inhibit?

Answer 3

10a

Question 4

How far along the needle should the needle holders be placed?

Answer 4

1/3 Length

Question 5

How far should the initial incision be from the wound edge?

Answer 5

2-5mm

Question 6

How should the needle be retrieved from the mouth?

Answer 6

With an instrument, not fingers.

Question 7

What are the main classifications of suture?

Answer 7

Absorbable versus non absorbable

Synthetic versus natural

Monofilament versus multifilament

Question 8

Describe how you would determine the thickness of a suture fibre?

Answer 8

Number on the side e.g 5-0

1-0 is thickest, 12-0 is thinnest

Question 9

What type of cutting edge is used in dental sutures?

Answer 9

Reverse cutting edge, on the outside so superficial tissue isn’t damaged.

Question 10

What are the benefits of a horizontal mattress suture?

Answer 10

Provides circular constriction of the wound, which may aid haemostasis.

May also help to keep a pack in.